.custom-navbar {
 z-index: 1;
 position: fixed;
 top: 0;
 left: 50%;
 transform: translateX(-50%);
 display: flex;
 align-items: center;
 justify-content: center;
 height: 44px;
 width: 100vw;
 // opacity: 0;
 // transition: opacity 0.3s linear;

 &.show-transition {
  // opacity: 1;
  background-color: #fff;
 }

 .custom-navbar-back {
  width: 28.8px;
  height: 28.8px;
  position: absolute;
  left: 16px;
  z-index: 2;

  .custom-navbar-back-icon {
   width: 100%;
   height: 100%;
  }
 }

 .custom-navbar-title {
  font-size: 16px;
  color: #333;
  z-index: 2;
  font-family: 'Helvetica Neue', Helvetica, Arial, 'Microsoft YaHei', 'Hiragino Sans GB', 'WenQuanYi Micro Hei', sans-serif;
  font-weight: bold;
 }

 .custom-navbar-safe-area {
  position: absolute;
  bottom: 0;
  width: 100%;
 }
}